120616538057 has 2 divisors, whose sum is σ = 120616538058. Its totient is φ = 120616538056.

The previous prime is 120616538051. The next prime is 120616538099. The reversal of 120616538057 is 750835616021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67938943801 + 52677594256 = 260651^2 + 229516^2 .

It is an emirp because it is prime and its reverse (750835616021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120616538057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120616537999 and 120616538017.

It is not a weakly prime, because it can be changed into another prime (120616538051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60308269028 + 60308269029.

It is an arithmetic number, because the mean of its divisors is an integer number (60308269029).

Almost surely, 2^120616538057 is an apocalyptic number.

It is an amenable number.

120616538057 is a deficient number, since it is larger than the sum of its proper divisors (1).

120616538057 is an equidigital number, since it uses as much as digits as its factorization.

120616538057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 44.

The spelling of 120616538057 in words is "one hundred twenty billion, six hundred sixteen million, five hundred thirty-eight thousand, fifty-seven".